Kenwood KMB-28 Instruction Manual

?«a»k.

KENWOOD

Kenwood U.S.A. Corporation

Communications

Sector

PRINTEDINUSA.

(Charging

cups

pictured

not

included

with

KMB-28

Power

Source)

KMB-28

MULTIPLE

POWER

SOURCE

INSTRUCTION

MANUAL

The KMB-28 is a power source for chargers, and is a compact steel rack unit which can hold up to six KENWOOD

desk-top chargers, model KSC-35. The KMB-28 is a UL listed I.T.E. power source, is certified to UL and CSA safety

standards, and is provided with a three-wire grounded power cord for 120V AC operation. The KMB-28 is intended
for desktop or shelfmounted installation, in weather-protected, dry locations (indoors only). Optionally; 2 units may

be fastened side by side using supplied hardware.

BEFORE

APPLYING

POWER

IMPORTANT!

This unit is designed for 120V AC operation, only.

WARNING!

A

1. To prevent fire or electrical shock, DO

NOT

expose this appliance to rain or moisture.

2. No user serviceable parts inside. Refer service to a qualified service organization.

3. To avoid the riskofelectric shock, under no circumstance should the unit be opened. There are no user adjustments

inside.

4. Do not connect, disconnect, or operate the supply in a damp or wet location.

5. Do not pull the power cord to disconnect the supply. Grasp the plug with dry fingers, taking care not to touch the

"live" pins.

IMPORTANT

SAFETY

INSTRUCTIONS

SAVE

THESE

INSTRUCTIONS

1.

2.

3.

4.

5.

6.

7.

9.

This Manual contains important safety and operating instructions for the KMB-28 power source.

Before using this power source, read all instructions and cautionary markings on the (1) power source, (2) battery

charger, (3) battery, and (4) the product using the battery.

CAUTION: To reduce the risk of injury or equipment damage, use with only the specifically recommended

rechargeable battery pack models in their Kenwoodchargers. Other types of batteries may burst causing personal

injury and damage.
Do not recharge a battery

if

it is already fully charged. If you do this, you will overcharge the battery, and may

shorten its life or

damaged

it.

After recharging the battery, remove it from the charger. If, having recharged the battery, the

power

to the power

source is turned

off

and then back on while the battery is still connected, recharging will start again and the

battery

maybeovercharged.

POWER SOURCE LOCATION ENVIRONMENT: Do not expose the power source to rain, snow, or moisture.
Use

of

an attachment not recommended or sold by KENWOOD may result in a riskoffire, electric shock, or

injury.

To reduce the riskofdamage to the electric plug and cord, grasp & pull the plug rather than the cord when

disconnecting.

Make sure the cord is located so that it will not be stepped on, tripped over, or otherwise subjected to damage or

stress, or

cause

personal

injury.

KMB-28

Instructions

V2.6

10. An extension cord should not be used unless absolutely necessary. Useofan improper extension cord could result

in a riskoffire and electric shock.Ifan extension cord must be used, make sure: a)

That

the pins on the extension

cord plug are properly wired and in good electrical condition: and b) That the extension cord is properly wired and

in good electrical condition: and c) That the wire size is large enough for this power source.

For

cord length

within 100 feet or less, wire size should be not less than 18 AWG.

For

cord length within 150 feet or less, wire

size

shouldbenot

less

than16AWG.

11. Do not operate the power source with a damaged cord or plug - replace the KMB-28 immediately.

12. Do not operate the power sourceifit has received a potentially damaging sharp blow, has been dropped, or has

otherwise

been

damaged in any way: Take it to a qualified serviceman.

13. Do not disassemble the power source, or any Kenwood adapters or accessories. Take it to a qualified serviceman

when service or repair is required. Incorrect re-assembly may result in the riskofelectric shock or fire.

14. To reduce the riskofelectric shock, unplug the power source from the AC power outletbefore attempting any

maintenance or cleaning. Turning

off

controls will not reduce the riskofshock or fire; the plug must be removed

from

the

AC

outlet.

1.

INSTALLATION

&

OPERATION

The following explicit definitions apply in this manual:
WARNING. Do not disregard. Personal injury may occur.

CAUTION: Do not disregard. Equipment damage may occur.
NOTE: Inconvenience only

if

disregarded. No riskofequipment damage or personal injury.

FCC

Part 15 Notice: This device complies with Part 15ofthe FCC Rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation

SUPPLIED

ITEMS:

Locking Bar

2 Black Phillips #6-32 x

Vi"

Machine Screws (For joining two or more KMB-28).

2 Black Phillips #6-32 x 3/8" Machine Screws (For Locking Bar).

Kenwood KMB-28 Instructions (warranty card not required)

COMBINING

TWO

CHARGER

ADAPTORS

Two or more KMB-28 power sources can be joined side by side to accommodate several setsofradios. Captive nuts

are on the right side (facing) and matching holes are on the left side

of

the KMB-28. Two extra black machine screws

are provided to attach a second KMB-28. Attach the KMB-28 units BEFORE installing chargers.

ASSEMBLY

1. Optional; 2 units may be fastened side-by-side using 2 supplied black Phillips screws. Join the units before

installingcharger cups. Captive nuts are on the chassis sidewallright side (facing), & matching screw holes are on the

left

side.

2. Do not connect the AC line cord until after all chargers are installed, and the charger-locking bar is secured in

position. Install up to six Kenwood KSC-35 chargers (do not mix chargers).

a) Unpack the charger cups (transformers will not be used) from each radio carton.

b) Installthree chargers in the front row & three chargers in the top rear row with a DC power cord plugged

in completely into each charger base. Slide the front edgeofthe bottom chargers under the KMB-28

front sloping edge.

c) Lock the chargers in place with the locking bar using the 2 supplied black Phillips machine screws. Be

careful not to pinch any DC power cords when the bar is installed.

3. Remove all packing material before operation. Do not block the vents.

4. Do not operate in or expose the KMB-28 power source to direct sunlight, heat, dampness, or precipitation.

5. Do not drop or insert conductive material, or any material, into the ventilation slots.

6. NOTE: Fully loaded with chargers, radios & batteries, the KMB-28 weighsup to approximately 8 pounds (3.6kg).

7. Desk-top location: LIFT, DO NOT DRAG.The

KMB-28

weighs

approximately 8 pounds (3.6kg) fullyloaded.

Skid marks may be left on the desk- top.

KMB-28

Instructions

V2.6